fix url keyword

app.py

@@ -340,7 +340,7 @@ def search_specifications(request: KeywordRequest):
     
     if keywords == [""] and search_mode == "deep":
         raise HTTPException(status_code=400, detail="You must enter keywords in deep search mode !")
-    
+
     for spec in spec_metadatas:
         valid = False
         if spec['id'] in unique_specs: continue